Double reverse spring lock for paper rolls



July 15, 1952 N, A HACKNEY 2,603,426

DOUBLE REVERSE SPRING LOCK FOR PAPER ROLLS Filed DGO. 28, 1949 Patented July 15, 1952 f 2,603,425

. DOUBLE REVERSE SPRING LOCK FOR PAPER ROLLS Norman A. Hackney, Durham, N. C.

Application December 28, 1949, Serial No. 135,324 1 claim. (ol. 24e-55.2)

1 2 a This invention relates to improvements in side, generally indicated at I4. A short side or holders for rolls of paper. end IB is flxed to the side I2 and has a section An object of this invention is to maintain a I8 fixed thereto. vThe section I8 taken together roll f paper so that it cannot be removed from with the section 26 forms the front side or roll its supported position except by ruining the roll, supporting member I4. The end or short side 22 this end being accomplished by an improved is hinged as at 24 to the back wall I2 and has locking device consisting of a tongue struck from l the section 2B lixed thereto. With the frame so one side section which engages a wall of an aperconstructed, the resiliency inherent in the conture in a second side section, and a stop struck struction and materials of construction may be from the second section which engages the end -10 employed and is employed for releasing the lockof the first section whereby hinged movement of l ing device which is shown best in Figures 1 and 3.

one section with respect to. the other is obviated, The section I8 has a reduced end 26 projecting it requiring direct pressure on one of the sectherefrom. This reduced end is provided with aY tions urging it toward the back wall of the device tongue 28 which is struck therefrom and which f in order to release the lock. However, while there rises from one surface thereof. is an appreciable amount of paper on the roll, The section has a reduced end portion 30 the necessary amount of pressure may not be obextending therefrom end S provided With an tained because of the presence of the roll. aperture 32 which has the tongue 28 seated 'Other objects will become apparent in followtherein when the sections I8 and 2U are in the ing the description of the illustrated form of the 20 latched Condit/1011 (Figure 1). The front Wall 34 invention. of the aperture 32 is engaged by the inner wall In the drawings; 36 of the tongue 28 so that the end 22, when Figure 1 is a plan View of the device with porpulled from the end l5, Will be impeded and tions broken away insection to illustrate detail prevented from movement. Vof construction and showing in phantom the dis- A stop 38 is struck from the section 2B and is lposition of a m11 of paper and the hinged condiof identicalv construction to the tongue 28. The tion or position of one end together with one sec- Outer erld lSurface 0f the Stop 38 engages the end non which forms a part of the front support for Well 39 of the extension 26 when the sections the roll of paper; are in the locked condition (Figure 1). By vir- Flgure 2 is a transverse sectional view of the '30 tue of the engagement of these surfaces. when device in Figure 1, and taken substantially on the end 22 iS Dressed tOWerd the end l5 of the the line 2-2 thereof; and frame, no hinged movement of the end 22 will .Figure 31s a fragmentary exploded perspeetvie 060111' because the Stop firmly engages the end view of the pair of Sections which ferm the front Well 0r Surface 39 0f the extension 26- Hence, well of the rectangular frame end the locking 35 the r011 40 Cannet be removed by pushing or mechanism which is operatively connected there- Pulling either ehd I6 0r 22- When the paper is with' nearly or actually exhausted, pressure on the Devices for holding a T011 of palper in such a Section toward the balCkWalu releases the Way that itcannot be removed without destruclocking deVCe S0 that the e1d122 een be hhgedly tion of the actual roll are known in the art. The 40 @Defeatedinstant invention has improved those devices by Hevig described the invention, WhetS Claimed the structural arrangement for locking the pores new 1S: tions of the device together which hold the roll A Paper T011 holder Comprising a Substantially of paper, rendering Such devices practical in rectangular frame including a pair of at,'metal operation. lic angularbars hingedly connected at one end A rectangular frame, generally indicated at I0, and Comprising lapped free end pOItOIlS having is made of a resilient material, as certain comregistering Openings therein, an outwardly Struck mercial plastics or metal, for example aluminum tongue on one of said free end portions projector spring steel. The frame is of stock having ing into the opening in the other free end portion considerable width so that an ordinary roll of and having its free end in abutting engagement papervhas' to be pressed to an elliptical shape in. with the outer end wall thereof and constituting cross-section (Figure 2) in order for the roll to a positive stop for locking the free ends of the be held 1n place. angular bars against swinging movement away The rectangular frame consists of a long or from each other, and a stop struck inwardly from back side I2 together with another long or front 55 said other free end portion for abutting engagen ineniz, at its free end, with ifhe free end of said one bar for positively limiting the swinging move UNITED STATES PATENTS Name Date Otto r Jan. 8, 1907 Holmes Apr. 4, 1916 Woodward May' 17, 192'1 Y Hill Apr. 3, 1945 FOREIGN PATENTS [CountryY l Date Grat Britain '.--.A Deb. 17, 1874 

